Finding the Fourth Proportional to 9,955.60, 14,934.76 and 3,380.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,955.60 : 14,934.76 = 3,380.02 : x
2. Step 2: Convert to fraction form
   9,955.60/14,934.76 = 3,380.02/x
3. Step 3: Cross multiply
   9,955.60x = 14,934.76 × 3,380.02
4. Step 4: Simplify right side
   9,955.60x = 50,479,787.50
5. Step 5: Solve for x
   x = 50,479,787.50/9,955.60
6. Step 6: Final answer
   x = 5,070.49